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8b2b8a1835
This update was done with the following bash script:
find test/CodeGen -name "*.ll" | \
while read NAME; do
echo "$NAME"
if ! grep -q "^; *RUN: *llc.*debug" $NAME; then
TEMP=`mktemp -t temp`
cp $NAME $TEMP
sed -n "s/^define [^@]*@\([A-Za-z0-9_]*\)(.*$/\1/p" < $NAME | \
while read FUNC; do
sed -i '' "s/;\(.*\)\([A-Za-z0-9_-]*\):\( *\)$FUNC: *\$/;\1\2-LABEL:\3$FUNC:/g" $TEMP
done
sed -i '' "s/;\(.*\)-LABEL-LABEL:/;\1-LABEL:/" $TEMP
sed -i '' "s/;\(.*\)-NEXT-LABEL:/;\1-NEXT:/" $TEMP
sed -i '' "s/;\(.*\)-NOT-LABEL:/;\1-NOT:/" $TEMP
sed -i '' "s/;\(.*\)-DAG-LABEL:/;\1-DAG:/" $TEMP
mv $TEMP $NAME
fi
done
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@186280 91177308-0d34-0410-b5e6-96231b3b80d8
41 lines
1.9 KiB
LLVM
41 lines
1.9 KiB
LLVM
; RUN: llc < %s -mtriple=thumb-apple-darwin -relocation-model=dynamic-no-pic -mcpu=cortex-a8 -asm-verbose=false | FileCheck %s
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; We should be able to tail-duplicate the basic block containing the indirectbr
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; into all of its predecessors.
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; CHECK-LABEL: fn:
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; CHECK: mov pc
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; CHECK: mov pc
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; CHECK: mov pc
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@fn.codetable = internal unnamed_addr constant [3 x i8*] [i8* blockaddress(@fn, %RETURN), i8* blockaddress(@fn, %INCREMENT), i8* blockaddress(@fn, %DECREMENT)], align 4
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define i32 @fn(i32* nocapture %opcodes) nounwind readonly ssp {
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entry:
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%0 = load i32* %opcodes, align 4
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%arrayidx = getelementptr inbounds [3 x i8*]* @fn.codetable, i32 0, i32 %0
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br label %indirectgoto
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INCREMENT: ; preds = %indirectgoto
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%inc = add nsw i32 %result.0, 1
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%1 = load i32* %opcodes.addr.0, align 4
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%arrayidx2 = getelementptr inbounds [3 x i8*]* @fn.codetable, i32 0, i32 %1
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br label %indirectgoto
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DECREMENT: ; preds = %indirectgoto
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%dec = add nsw i32 %result.0, -1
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%2 = load i32* %opcodes.addr.0, align 4
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%arrayidx4 = getelementptr inbounds [3 x i8*]* @fn.codetable, i32 0, i32 %2
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br label %indirectgoto
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indirectgoto: ; preds = %DECREMENT, %INCREMENT, %entry
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%result.0 = phi i32 [ 0, %entry ], [ %dec, %DECREMENT ], [ %inc, %INCREMENT ]
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%opcodes.pn = phi i32* [ %opcodes, %entry ], [ %opcodes.addr.0, %DECREMENT ], [ %opcodes.addr.0, %INCREMENT ]
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%indirect.goto.dest.in = phi i8** [ %arrayidx, %entry ], [ %arrayidx4, %DECREMENT ], [ %arrayidx2, %INCREMENT ]
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%opcodes.addr.0 = getelementptr inbounds i32* %opcodes.pn, i32 1
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%indirect.goto.dest = load i8** %indirect.goto.dest.in, align 4
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indirectbr i8* %indirect.goto.dest, [label %RETURN, label %INCREMENT, label %DECREMENT]
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RETURN: ; preds = %indirectgoto
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ret i32 %result.0
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}
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